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(***********************************************************************)
(* *)
(* OCaml *)
(* *)
(* Xavier Leroy, projet Cristal, INRIA Rocquencourt *)
(* *)
(* Copyright 1996 Institut National de Recherche en Informatique et *)
(* en Automatique. All rights reserved. This file is distributed *)
(* under the terms of the Q Public License version 1.0. *)
(* *)
(***********************************************************************)
open Clflags
open Compenv
let usage = "Usage: ocaml <options> <object-files> [script-file [arguments]]\n\
options are:"
let preload_objects = ref []
let prepare ppf =
Toploop.set_paths ();
try
let res =
List.for_all (Topdirs.load_file ppf) (List.rev !preload_objects) in
!Toploop.toplevel_startup_hook ();
res
with x ->
try Location.report_exception ppf x; false
with x ->
Format.fprintf ppf "Uncaught exception: %s\n" (Printexc.to_string x);
false
(* If [name] is "", then the "file" is stdin treated as a script file. *)
let file_argument name =
let ppf = Format.err_formatter in
if Filename.check_suffix name ".cmo" || Filename.check_suffix name ".cma"
then preload_objects := name :: !preload_objects
else
begin
let newargs = Array.sub Sys.argv !Arg.current
(Array.length Sys.argv - !Arg.current)
in
if prepare ppf && Toploop.run_script ppf name newargs
then exit 0
else exit 2
end
let print_version () =
Printf.printf "The OCaml toplevel, version %s\n" Sys.ocaml_version;
exit 0;
;;
let print_version_num () =
Printf.printf "%s\n" Sys.ocaml_version;
exit 0;
;;
module Options = Main_args.Make_bytetop_options (struct
let set r () = r := true
let clear r () = r := false
let _absname = set Location.absname
let _I dir =
let dir = Misc.expand_directory Config.standard_library dir in
include_dirs := dir :: !include_dirs
let _init s = init_file := Some s
let _noinit = set noinit
let _labels = clear classic
let _no_alias_deps = set transparent_modules
let _no_app_funct = clear applicative_functors
let _noassert = set noassert
let _nolabels = set classic
let _noprompt = set noprompt
let _nopromptcont = set nopromptcont
let _nostdlib = set no_std_include
let _open s = open_module := s :: !open_module
let _ppx s = first_ppx := s :: !first_ppx
let _principal = set principal
let _rectypes = set recursive_types
let _safe_string = clear unsafe_string
let _short_paths = clear real_paths
let _stdin () = file_argument ""
let _strict_sequence = set strict_sequence
let _unsafe = set fast
let _unsafe_string = set unsafe_string
let _version () = print_version ()
let _vnum () = print_version_num ()
let _w s = Warnings.parse_options false s
let _warn_error s = Warnings.parse_options true s
let _warn_help = Warnings.help_warnings
let _dparsetree = set dump_parsetree
let _dtypedtree = set dump_typedtree
let _dsource = set dump_source
let _drawlambda = set dump_rawlambda
let _dlambda = set dump_lambda
let _dinstr = set dump_instr
let anonymous s = file_argument s
end);;
let main () =
let ppf = Format.err_formatter in
Compenv.readenv ppf Before_args;
Arg.parse Options.list file_argument usage;
Compenv.readenv ppf Before_link;
if not (prepare ppf) then exit 2;
Toploop.loop Format.std_formatter
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